APA (7th ed.) Citation

Xerox University Microfilms. (1973). Comprehensive dissertation index, 1861-1972. Xerox University Microfilms.

Chicago Style (17th ed.) Citation

Xerox University Microfilms. Comprehensive Dissertation Index, 1861-1972. Ann Arbor, Michigan: Xerox University Microfilms, 1973.

MLA (9th ed.) Citation

Xerox University Microfilms. Comprehensive Dissertation Index, 1861-1972. Xerox University Microfilms, 1973.

Warning: These citations may not always be 100% accurate.